Lecture 2 - Creating Knowledge in the "Real...

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Creating Knowledge in the “Real World” 07/09/2007 10:28:00 Terms for the process of science Theory : a general explanation of natural phenomena built up logically from  testable observations and hypotheses based on facts and evidence, rather  than guesses Hypothesis : a possible causal explanation for a phenomenon Prediction : expected outcome based on a hypothesis
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The Scientific Method 07/09/2007 10:28:00 Observation The sky is blue My car won’t start Question Why is the sky blue? Why won’t my car start? Hypothesis The sky is blue because… My car won’t start because… Experiment Test hypothesis Check gas gauge, check battery cable, etc. Variable : the  cause  of an observed phenomenon Experimental treatment group : treatment of interest Control treatment group : identical to the experimental treatment group, but 
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Lecture 2 - Creating Knowledge in the "Real...

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